Company lists · Data refreshed September 2026

Top 8 Disaster relief organizations based in India

RevenueBase identified 41 disaster relief organizations headquartered in India as of September 2026 and tracks 689 professional contacts across them, including 150 with verified work emails. New Delhi is the largest hub.

This list covers disaster relief organizations headquartered in India, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
41Companies
689Contacts tracked
150Verified emails
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The 8 largest disaster relief organizations based in India

Ranked by team size
Top 8 of 41 disaster relief organizations based in India, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to disaster relief organizations: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceNew Delhi, IndiaHQ checked Sep 19, 202651-200197 contacts →

Partial evidence

“Caritas India is among the pioneer humanitarian organizations working primarily in the sectors of Disaster Risk Reduction, Natural Resources Management including that of Farmers’…”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceNew Delhi, IndiaHQ checked Sep 19, 202651-20084 contacts →

Indirect evidence

“SEEDS (Sustainable Environment and Ecological Development Society) is a not-for-profit organisation that enables community resilience through practical solutions in the areas of…”

Source: RevenueBase Database · checked Sep 19, 2026
3Partial evidenceGhaziabad, IndiaHQ checked Sep 19, 2026501-1,00037 contacts →

Partial evidence

Reliefline is a sister concern of AJAY INDUSTRIAL CORPORATION LIMITED, a company incorporated in 1961.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceNew Delhi, IndiaHQ checked Sep 19, 20261-1026 contacts →

Indirect evidence

“Humanitarian Aid International (HAI) is a not-for-profit organisation registered under the Indian Trusts Act, 1882 and FCRA.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceNew Delhi, IndiaHQ checked Sep 19, 202611-5013 contacts →

Indirect evidence

“The Uday Foundation is a non-profit organisation based in New Delhi, India.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceDelhi, IndiaHQ checked Sep 19, 202611-507 contacts →

Indirect evidence

“We are an organization working towards restoring lives and livelihoods of people from economically weak & marginalized sections of India during crisis.”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceRoyapettah, IndiaHQ checked Sep 19, 20261-106 contacts →

Indirect evidence

“BHOOMIKA TRUST Our Vision best defines what we aim to do and what we are; An informal coming together of few friends to support those affected by Gujarat Earthquake in 2001…”

Source: RevenueBase Database · checked Sep 19, 2026
8Partial evidenceMumbai, IndiaHQ checked Sep 19, 20261-103 contacts →

Partial evidence

“RADHEE Disaster and Education Foundation is a registered charitable organization working for social cause to reduce the aftermath of disasters, accidents, and health emergencies…”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 8 of 41 disaster relief organizations based in India

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Disaster relief organizations based in India at a glance

As of Sep 19, 2026
21.8%Verified-email coverage
16.8Average contacts per company
11-50Median size (employees)
26.8%Largest-city concentration · New Delhi
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
15
51-200
6
201-500
2
501-1,000
4
1,001-5,000
1
5,001-10,000
1

Email recency for this list is measured worldwide rather than for India, so it is reported there. Company counts and contact totals on this page are exact for India, over 41 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among disaster relief organizations, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in India whose own description of what they do matches “disaster relief organizations”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names disaster relief organizations), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among disaster relief organizations, and records with no verified work email. Companies headquartered outside India are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 150 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names disaster relief organizations, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many disaster relief organizations are there based in India?

RevenueBase identified 41 disaster relief organizations headquartered in India as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Caritas India, headquartered in New Delhi, tops this list with the largest team on record.

Which city has the most disaster relief organizations?

New Delhi leads with 11 headquartered companies, followed by Hyderabad (3) and Mumbai (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 150 verified decision-maker contacts tracked across these 41 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.